Definition of refinery noun from the Oxford Advanced Learner's Dictionary

 

refinery

 noun
noun
BrE BrE//rɪˈfaɪnəri//
 
; NAmE NAmE//rɪˈfaɪnəri//
 
(pl. refineries) The power industry, Manufacturing
 
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a factory where a substance such as oil is refined (= made pure) an oil refinery a sugar refinery He works at the town’s oil refinery. See related entries: The power industry, Manufacturing
See the Oxford Advanced American Dictionary entry: refinery